<u><em>Answer: This poster depicts that it is a persuasion</em></u>
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<u><em>because it talks about "disheartenment our war struggle" which you would not want to do, so it is encouragement you not to do it. It is encouragement you to "do your part in silence".</em></u>
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<u><em>That means not giving away evidence. This poster is persuading</em></u>